ALEXANDRIA, Va., July 7 -- United States Patent no. 12,673,568, issued on July 7, was assigned to Schaeffler Technologies AG & Co. KG (Herzogenaurach, Germany).

"Charging circuit having a direct-current terminal and an alternating-current terminal, and vehicle electrical system having a charging circuit" was invented by Franz Pfeilschifter (Munich) and Martin Gotzenberger (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "A charging circuit is equipped with a storage battery terminal, a direct-current terminal and an alternating-current terminal, which is connected to an alternating-current side of a rectifier of the charging circuit. The direct-current side of the rectifier is connected via a changeover...